Preheat oven to 350
In a cast iron skillet or non-stick skillet, heat the olive oil. Add the onions and sauté for about five minutes or until soft and translucent.
Add the garlic and sauté 30 seconds more.
Add the maple syrup, tomato sauce, salt, ground mustard, hot sauce and ketchup and simmer for five minutes.
Add the beans and bay leaf, stir, then cover the skillet with aluminum foil and bake for 45 minutes, stirring once during the baking process.
Allow to cool and serve warm.